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Patch Tuesday
Microsoft patches two actively exploited zero-days (CVE-2024-29988, CVE-2024-26234)

On this April 2024 Patch Tuesday, Microsoft has fixed a record 147 CVE-numbered vulnerabilities, including CVE-2024-29988, a vulnerability that Microsoft hasn’t marked …

Microsoft
A “cascade” of errors let Chinese hackers into US government inboxes

Microsoft still doesn’t known how Storm-0558 attackers managed to steal the Microsoft Services Account cryptographic key they used to forge authentication tokens needed …

Linux alert
Beware! Backdoor found in XZ utilities used by many Linux distros (CVE-2024-3094)

UPDATE: April 9, 09:23 AM ET Two stories have been published since this initial release: Which Linux distros are affected and what can you do? XZ Utils backdoor: Detection …

Microsoft SharePoint
Patch actively exploited Microsoft SharePoint bug, CISA orders federal agencies (CVE-2023-24955)

The Cybersecurity and Infrastructure Security Agency (CISA) has added CVE-2023-24955 – a code injection vulnerability that allows authenticated attackers to execute code …

botnet
CISA: Here’s how you can foil DDoS attacks

In light of the rise of “DDoS hacktivism” and the recent DDoS attacks aimed at disrupting French and Alabama government websites, the Cybersecurity and …

free cybersecurity guides
10 free cybersecurity guides you might have missed

This collection of free cybersecurity guides covers a broad range of topics, from resources for developing cybersecurity programs to specific guides for various sectors and …

open source security
Securing software repositories leads to better OSS security

Malicious software packages are found on public software repositories such as GitHub, PyPI and the npm registry seemingly every day. Attackers use a number of tricks to fool …

Geoffrey Mattson
JCDC’s strategic shift: Prioritizing cyber hardening

In this Help Net Security interview, Geoffrey Mattson, CEO of Xage Security, discusses the evolution of the Joint Cyber Defense Collaborative (JCDC) since its 2021 inception …

ALPHV Blackcat
ALPHV/BlackCat threatens to leak data stolen in Change Healthcare cyberattack

The ALPHV/BlackCat ransomware group has claimed responsibility for the cyberattack that targeted Optum, a subsidiary of UnitedHealth Group (UHG), causing disruption to its …

cyber threat
APT29 revamps its techniques to breach cloud environments

Russian threat actors APT29 are changing their techniques and expanding their targets to access cloud environments, members of the Five Eyes intelligence alliance have warned. …

Microsoft
Microsoft begins broadening free cloud logging capabilities

After select US federal agencies tested Microsoft’s expanded cloud logging capabilities for six months, Microsoft is now making them available to all agencies using …

roundcube
Roundcube webmail XSS vulnerability exploited by attackers (CVE-2023-43770)

CVE-2023-43770, a vulnerability in the Roundcube webmail software that has been fixed in September 2023, is being exploited by attackers in the wild, CISA has warned by adding …

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